From the Miami Herald:
Jack Horkheimer, Public Television's ``Star Gazer,'' died Friday afternoon of a respiratory ailment, according to a spokesman for the Miami Museum of Science and Space Transit Planetarium.
See the Wikipedia entry.
I used to stay up late, after the news, to watch Jack explain what we could see in the sky the next evening.
He said his motive was to present a little celestial hors d'oeuvre, wheting our appetite to learn more.